Mar. 14 7:20 PM PT8:20 PM MT9:20 PM CT10:20 PM ET2:20 GMT10:20 AM 北京时间7:20 PM MST9:20 PM EST8:20 PM CT6:20 UAE (+1)22:20 ET1:20 - Oakland signed free agent defensive lineman Antonio Smith to a two-year, $9 million contract Friday. Analysis: Smith, 32, has played 10 seasons with Arizona and Houston, going to the Super Bowl following the 2008 season with the Cardinals and making two playoff trips with the Texans. He has 41 1/2 career sacks, including five last season as a defensive end in Houston's three-man front.